Liquid siphon for aquariums



FIG. 1 is a perspective view of a liquid siphon for aquariums showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is an opposite side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof.

The broken away portion on the tube in FIGS. 1, 4-7 is to indicate an indeterminate length. 

The ornamental design for a liquid siphon for aquariums, as shown and described. 